Baking Powder in Grams: Teaspoon & Cup Conversions

Convert baking powder from cups to grams and ounces with precision for any recipe.

Reviewed by Shree • Last checked October 2026 • How we measure • Source: USDA FoodData Central
Instant Answer Standard Cup Weight

1 cup of baking powder weighs 230 grams.

230 grams

≈ 8.11 oz (weight)

Level cup, spooned in (not packed)
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1 cup of Baking powder weighs 230 grams.

230 grams ≈ 8.11 oz
Standard Cup ⚖️

230g (8.11 oz)

Level, unpacked US cup
Also Called 🏷️

Baking powder

US & UK alternative names
Accuracy Tip 💡

Spoon into cup & level off with a knife.

Prevent packing errors

Baking powder cups to grams

Complete conversion reference chart for standard US cup measurements to grams and ounces.

Baking powder cups to grams conversion chart
Cups (US) Grams (g) Ounces (oz) Tablespoons (tbsp)
1/8 cup 29g 1.02 oz 2 tbsp
1/4 cup 58g 2 oz 4 tbsp
1/3 cup 77g 2.7 oz 5.3 tbsp
1/2 cup 115g 4.1 oz 8 tbsp
2/3 cup 153g 5.4 oz 10.7 tbsp
3/4 cup 172g 6.1 oz 12 tbsp
1 cup 230g 8.1 oz 16 tbsp
1 1/2 cups 345g 12.2 oz 24 tbsp
2 cups 460g 16.2 oz 32 tbsp
3 cups 690g 24.34 oz 48 tbsp
4 cups 920g 32.45 oz 64 tbsp
5 cups 1150g 40.57 oz 80 tbsp

1 teaspoon of baking powder weighs 4 grams. Baking powder is almost always measured in teaspoons — most recipes call for 1–3 tsp. Always check the expiry date: old baking powder loses potency and will under-leaven your bake. The cup conversions below are included for completeness, but the teaspoon table is the most useful section on this page.

For the most accurate results, weigh your baking powder with a digital kitchen scale — the values below assume a level, unpacked cup.

Baking powder ounces to grams

Ounces Grams Cups
1 oz 28g 0.12 cups
2 oz 57g 0.25 cups
3 oz 85g 0.37 cups
4 oz 113g 0.49 cups
6 oz 170g 0.74 cups
8 oz 227g 0.99 cups
10 oz 283g 1.23 cups
12 oz 340g 1.48 cups
16 oz 454g 1.97 cups

Frequently asked questions

How many grams is 1 teaspoon of baking powder?

1 teaspoon of baking powder weighs 4g.

How many grams is 2 teaspoons of baking powder?

2 teaspoons of baking powder weighs 8g.

How many grams is 1/2 teaspoon of baking powder?

1/2 teaspoon of baking powder weighs 2g.

How many grams is 3 teaspoons of baking powder?

3 teaspoons of baking powder weighs 12g.

How many grams is 1/4 teaspoon of baking powder?

1/4 teaspoon of baking powder weighs 1g.

How many grams is 1 cup of baking powder?

1 cup of baking powder weighs 230g.

How many grams is 1/2 cup of baking powder?

1/2 cup of baking powder weighs 115g.

How many teaspoons is 5g of baking powder?

5g of baking powder is approximately 1.25 teaspoons, based on 4g per teaspoon.

Common mistakes to avoid with baking powder

  • Using old baking powder that has lost its leavening power — test it by dropping a teaspoon into hot water; it should bubble vigorously.
  • Confusing baking powder with baking soda — baking powder contains acid and base together, while baking soda needs an acid in the recipe to activate.
  • Measuring baking powder in a damp spoon, which causes it to clump and affects accurate measurement.

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